Authorities are investigating a threat made to Fort Lauderdale police headquarters Thursday afternoon.
Fort Lauderdale police officials said they received a call around 1:30 p.m. from a man who said he was in the headquarters parking lot at 1300 W. Broward Boulevard with a grenade.
The man also said he wanted to shoot the officer, officials said.
The video shows a police dog searching the parking lot and officers in tactical gear.
After a thorough check by the headquarters, the threat was found to be unfounded and operations returned to normal, officials said.
Officials said they have not located a suspect, but a thorough investigation is underway.
No other information was immediately known.
Check back with NBC 6 for updates.